mm, treewide: introduce NR_PAGE_ORDERS

[linux-2.6-block.git] / mm / vmstat.c

diff --git a/mm/vmstat.c b/mm/vmstat.c
index 1437ca2f28c5fa1fd9a1b096dbe625d94a7dffc4..03ead31c46a01af32fa43335b7e36cb0f182e113 100644 (file)
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -1059,7 +1059,7 @@ static void fill_contig_page_info(struct zone *zone,
        info->free_blocks_total = 0;
        info->free_blocks_suitable = 0;
 
-       for (order = 0; order <= MAX_ORDER; order++) {
+       for (order = 0; order < NR_PAGE_ORDERS; order++) {
                unsigned long blocks;
 
                /*
@@ -1476,7 +1476,7 @@ static void frag_show_print(struct seq_file *m, pg_data_t *pgdat,
        int order;
 
        seq_printf(m, "Node %d, zone %8s ", pgdat->node_id, zone->name);
-       for (order = 0; order <= MAX_ORDER; ++order)
+       for (order = 0; order < NR_PAGE_ORDERS; ++order)
                /*
                 * Access to nr_free is lockless as nr_free is used only for
                 * printing purposes. Use data_race to avoid KCSAN warning.
@@ -1505,7 +1505,7 @@ static void pagetypeinfo_showfree_print(struct seq_file *m,
                                        pgdat->node_id,
                                        zone->name,
                                        migratetype_names[mtype]);
-               for (order = 0; order <= MAX_ORDER; ++order) {
+               for (order = 0; order < NR_PAGE_ORDERS; ++order) {
                        unsigned long freecount = 0;
                        struct free_area *area;
                        struct list_head *curr;
@@ -1545,7 +1545,7 @@ static void pagetypeinfo_showfree(struct seq_file *m, void *arg)
 
        /* Print header */
        seq_printf(m, "%-43s ", "Free pages count per migrate type at order");
-       for (order = 0; order <= MAX_ORDER; ++order)
+       for (order = 0; order < NR_PAGE_ORDERS; ++order)
                seq_printf(m, "%6d ", order);
        seq_putc(m, '\n');
 
@@ -2181,7 +2181,7 @@ static void unusable_show_print(struct seq_file *m,
        seq_printf(m, "Node %d, zone %8s ",
                                pgdat->node_id,
                                zone->name);
-       for (order = 0; order <= MAX_ORDER; ++order) {
+       for (order = 0; order < NR_PAGE_ORDERS; ++order) {
                fill_contig_page_info(zone, order, &info);
                index = unusable_free_index(order, &info);
                seq_printf(m, "%d.%03d ", index / 1000, index % 1000);
@@ -2233,7 +2233,7 @@ static void extfrag_show_print(struct seq_file *m,
        seq_printf(m, "Node %d, zone %8s ",
                                pgdat->node_id,
                                zone->name);
-       for (order = 0; order <= MAX_ORDER; ++order) {
+       for (order = 0; order < NR_PAGE_ORDERS; ++order) {
                fill_contig_page_info(zone, order, &info);
                index = __fragmentation_index(order, &info);
                seq_printf(m, "%2d.%03d ", index / 1000, index % 1000);